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Acceleration and Velocity
Page 5
Questions (253)
A child drops a coin from the window of a house.it strikes the ground 0,8s later.what is the magnitude and direction of the
2 answers
asked by
Lesego
537 views
A car with an initial speed of 23.5 km/h accelerates at a uniform rate of 0.98 m/s2
for 4.0 s. Find the final speed of the car.
2 answers
asked by
Anonymous
536 views
how to solve this? the answer key says 10 floors (11 + the ground floor)
An elevator starts from rest at the ground floor of the
2 answers
asked by
Beyonce
526 views
A car starts from school gaining a speed at the rate of 2 km/min/sec. how long will it take to nave a speed of 50 km/min?
3 answers
asked by
Matt
530 views
How long does a car with an acceleration of 2.0m/s2 take to go from 10m/s?
2 answers
asked by
Rieli
511 views
A speedboat starts from rest and accelerates at +2.07 m/s2 for 7.00 s. At the end of this time, the boat continues for an
2 answers
asked by
Emily
537 views
A motorist drives along a straight road at a constant speed of 60 m/s. At time t = 0 she passes a parked motorcycle
police
2 answers
asked by
Jason
536 views
a train starts from rest and accelerates unifotmly, until it has travled 3.7 km and acquired a velocity of 30 m/s. the train
2 answers
asked by
Anonymous
536 views
You're sailboarding at 7.0 m/s when a wind gust hits, lasting 6.8 s accelerating your board at 0.47 m/s2 at a 35 degrees to your
2 answers
asked by
Jamal
513 views
A train accelarates uniformly in a straight line at 0.3m/s^2 from rest. Calculate the velocity 15 seconds after its departure.
2 answers
asked by
leslie
528 views
A car accelerates from rest at -2.10 m/s2.
a. What is the velocity at the end of 4.0 s? b. What is the displacement after 4.0 s?
5 answers
asked by
daryl
506 views
A car traveling initially at +5.7 m/s acceler-
ates uniformly at the rate of +0.79 m/s2 for a distance of 262 m. What is its
2 answers
asked by
Melanie
526 views
A speedboat starts from rest and accelerates at +1.99 m/s2 for 7.00 s. At the end of this time, the boat continues for an
2 answers
asked by
Andres
517 views
The speed limit on a particular freeway is 28.0 m/s (about 101 km/hour). A car that is merging onto the freeway is capable of
2 answers
asked by
Thomas
517 views
An Australian emu is running due north in a straight line at a speed of 1.30m/s and slow down to a speed pf 9.50 m/s in 4.70s.
1 answer
asked anonymously
96 views
An Australian emu is running due north in a straight line at a speed of 13.0m/s and slow down to a speed pf 9.50 m/s in 4.70s.
1 answer
asked anonymously
33 views
Your vertical spring accelerometer has a 200 g mass hanging from it. You climb aboard the roller coaster and watch the
2 answers
asked by
Lena
502 views
A speedboat starts from rest and accelerates at +1.99 m/s2 for 7.00 s. At the end of this time, the boat continues for an
2 answers
asked by
Andres
519 views
A particle accelerates from rest at 3.1 m/s2.
What is its speed 5.5 s after the particle starts moving? Answer in units of m/s.
3 answers
asked by
nohbdy
496 views
A tailback initially running at a velocity of 6.7 m/s becomes very tired and slows down at a uniform rate of 0.68 m/s2. How fast
1 answer
asked by
ash
504 views
Essay Question: discuss whether or not it is possible for an object to be
increasing in speed as its acceleration is decreasing.
4 answers
asked by
Colleen
490 views
A drag racer, starting from rest, speeds up for 402 m with an acceleration of +24.0 m/s2. A parachute then opens, slowing the
2 answers
asked by
yoyoma
514 views
An electron starts at rest. Gravity accelerates the electron in the negative y direction at 9.80 m/s2 while an electric field
2 answers
asked by
sue
520 views
In the movie Superman, Lois Lane falls from a building and is caught by the diving superhero. Assuming that Lois, with a mass of
1 answer
asked by
Anonymous
496 views
You are sitting in your car at a traffic light at the foot of a 200 ft long ramp that will take you onto the interstate. If your
3 answers
asked by
Tammy
484 views
A car traveling at +6.3 m/s accelerates at the
rate of 0.65 m/s^2 for an interval of 2.2 s. Find vf . Answer in units of m/s
2 answers
asked by
ak
472 views
A car traveling 59 km/h accelerates at the rate of 8 m/s2. How many seconds are required for the car to reach a speed of 90
2 answers
asked by
prabh
487 views
A car A is 300m behind a car B and both are travelling in the same direction at 25m/s. Both cars begin at the same moment to
2 answers
asked by
Francis
468 views
A basketball rolls to the right with a velocity of 4 meters per second. It is pushed up and accelerated up for 2 seconds with an
2 answers
asked by
Mo
479 views
An airplane taxis onto the runway going at 10 m/s.if it can accelerate at 3.0 m/s square and its take-off speed is 90 m/s, what
4 answers
asked by
Rita
482 views
A runner accelerates to a velocity of 5.28 m/s due west in 3 s. His average acceleration is 0.635 m/s2, also directed due west.
3 answers
asked by
yoyoma
490 views
Two cars start off a race with initial velocities u0 and v0, and travel in a straight line with uniform acceleration á and â.
2 answers
asked by
Twazana
476 views
A F-14 (mass 2 tonne) aircraft lands on an aircraft carrier. It must reduce its velocity from 130kmh to rest. If the grappler
1 answer
asked by
Anonymous
464 views
A race driver has made a pit stop to refuel. After refueling, he starts from rest and leaves the pit area with an acceleration
1 answer
asked by
K
457 views
A car accelerates from rest at 7.9 m/s2.
How much time does it need to attain a speed of 5 m/s? Answer in units of s.
1 answer
asked by
steve
463 views
Car Q continue at 26m/s west at the next overpass zip past a cop. The cop begins accelerate 3m/s^2. Eventually cop catches up to
1 answer
asked by
Madison
461 views
A sprinter explodes out of the starting block with an acceleration of +2.79 m/s2 , which she sustains for 1.65 s. Then her
3 answers
asked by
Bala
481 views
A car going 50 m/s undergoes an acceleration of 2 m/s^2 for 6 seconds what is the final velocity ? How far did it travel while
1 answer
asked by
Blanca
434 views
A particle's constant acceleration is north at 108 m/s2. At t = 0, its velocity vector is 62.8 m/s east. At what time will the
1 answer
asked by
Shannon
458 views
In the movie Superman, Lois Lane falls from a building and is caught by the diving superhero. Assuming that Lois, with a mass of
1 answer
asked by
Anonymous
461 views
Two cars start off a race with initial velocities u0 and v0, and travel in a straight line with uniform acceleration á and â.
1 answer
asked by
Anonymous
442 views
a bus is moving on a straight highway at 12m/s. as it approaches the total gate, it decelerates at 2.5 m/s2 in 5 seconds. what
3 answers
asked by
ricajane
448 views
A boy drops a 0.50kg rock from a 22m bridge into the river . What is the final speed of the rock just before it hits the water ?
1 answer
asked anonymously
34 views
A 310,00 GRT vessel needs to achieve a steady speed of 13 knots after exiting a canal. If
the speed of the vessel before exiting
1 answer
asked anonymously
31 views
8. A car accelerates uniformly at 2m/s² for 3minutes, what is the velocity of the car in m/s a) 560 (b) 160 (c) 360 (d) 469
1 answer
asked anonymously
31 views
a car accelerates with an acceleration of 2m/s2 for 5secs what is its final velocity at the end of 5secs if its initial velocity
1 answer
asked by
gutema
446 views
A cart rolling down an incline for 5.0 seconds has an acceleration of 4.0 M/S squared if the cart has beginning speed of 2.0 M/S
1 answer
asked anonymously
22 views
charlie’s car accelerates at an average rate of 3 m/s2. calculate how long it takes her car to speed up from 29 m/s to 30 m/s
1 answer
asked anonymously
14 views
a train is accelerating at a rate of 2 m/s if it’s initial velocity is 2” m/s what is it’s velocity after 30 seconds
1 answer
asked anonymously
13 views
marisa’s car accelerates at an average rate of 2.6 m/s2 calculate how long it takes her car to speed up from 24.6m/s to 26.8
1 answer
asked anonymously
14 views
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Parent Categories (12)
Calculus
Circular motion
Classical mechanics
Dynamics
Forces and Motion
Kinematics
Mechanics
Mechanics and Kinematics
Motion
Motion and Forces
Motion and Mechanics
Newton's Laws of Motion